# Voice Math Cards vs 100 Squares

The clearest difference is in-app purchases: Voice Math Cards at none against 100 Squares's 1. Voice Math Cards also leads on ads (none vs shown). 100 Squares's advantage is update cadence (every 5 days vs every 10 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 100 Squares sells 1 one-off in-app purchase. Voice Math Cards asks for nothing beyond the download.

Voice Math Cards ships an update every 10 days, 100 Squares every 5 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Voice Math Cards | 100 Squares |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 5 days** |
| Size | 38 MB | 44 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [International Systems Corporation](https://appshunter.io/developer/622617851) | [Robonet Communications inc.](https://appshunter.io/developer/1187823015) |

## What reviewers say

### Voice Math Cards

[App page](https://appshunter.io/ios/app/voice-math-cards/id6763963396)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 100 Squares

[App page](https://appshunter.io/ios/app/100-squares-math-drills/id6798580662)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $1.99 | one-time |


## Frequently asked questions

### Is Voice Math Cards free?

Voice Math Cards is free to download, with no in-app purchases.

### Is 100 Squares free?

100 Squares is free to download, with in-app purchases available.

### Do Voice Math Cards or 100 Squares have ads?

100 Squares shows ads; Voice Math Cards does not.

### Which is updated more often, Voice Math Cards or 100 Squares?

Voice Math Cards ships an update every 10 days, and 100 Squares every 5 days. Most recently, Voice Math Cards was updated on October 31, 2026 and 100 Squares on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*